This is a port for Motorola Atrix of the SteelBlue 3.1 Theme for the Samsung Galaxy S.
There is also themed apps support to match the Steel Blue Theme:
MotoBlur Launcher, Market, Google Search, Gallery3D, Video Player
Instructions:
1) Boot into CWM.
2) Apply SteelBlue-Atrix-4.1.5.7v1.5.zip
3) Reboot